Weather in Shag Harbour

14-day forecast · updated today, Thursday, October 29, at 1:51 am (ADT)

Now · clear 45 °F

Feels like: 38 °F
Low / high: 44 / 55 °F
Rain: 1%
Wind: 9 mph W

↘ 30.31 inHg · falling

Today in Shag Harbour: clear sky, 44 °F to 55 °F, with a 1% chance of rain and a gentle breeze from the west (9 mph). Tomorrow, light drizzle, 49 °F to 58 °F and a 45% chance of rain. The warmest day of the week is Friday 30, at 58 °F.

Temperatures for the next 14 days

55° 44°
Today
58° 49°
Fri 30
49° 37°
Sat 31
51° 36°
Sun 1
56° 46°
Mon 2
53° 42°
Tue 3
54° 41°
Wed 4
56° 45°
Thu 5
56° 48°
Fri 6
54° 45°
Sat 7
52° 43°
Sun 8
52° 39°
Mon 9
51° 37°
Tue 10
54° 40°
Wed 11

Day by day

Day	Sky	Low / high	Rain	Max wind	Max wave	High tides	Model
Today · 29	Clear sky	44 / 55 °F	1%	16 mph WSW	4.5 ft	12:17 am · 12:29 pm	HRRR + NBM
Fri 30	Light drizzle	49 / 58 °F	45% · 0.04 in	17 mph WSW	4.9 ft	1:11 am · 1:24 pm	NBM
Sat 31	Partly cloudy	37 / 49 °F	0%	17 mph NNW	4.3 ft	2:09 am · 2:23 pm	NBM
Sun 1	Overcast	36 / 51 °F	2%	15 mph W	3.0 ft	2:12 am · 2:28 pm	NBM
Mon 2	Overcast	46 / 56 °F	6%	16 mph WSW	3.2 ft	3:19 am · 3:37 pm	NBM
Tue 3	Overcast	42 / 53 °F	9%	9 mph N	2.5 ft	4:26 am · 4:45 pm	NBM
Wed 4	Overcast	41 / 54 °F	19% · 0.20 in	12 mph SSE	5.0 ft	5:28 am · 5:49 pm	NBM
Thu 5	Overcast	45 / 56 °F	31% · 0.38 in	12 mph SE	4.8 ft	6:23 am · 6:47 pm	NBM
Fri 6	Overcast	48 / 56 °F	37% · 0.52 in	15 mph SE	3.1 ft	7:12 am · 7:38 pm	NBM
Sat 7	Overcast	45 / 54 °F	36% · 0.38 in	14 mph SE	2.3 ft	7:56 am · 8:25 pm	NBM
Sun 8	Light drizzle	43 / 52 °F	26% · 0.13 in	15 mph ENE	3.0 ft	8:37 am · 9:08 pm	NBM + ECMWF
Mon 9	Clear sky	39 / 52 °F	20%	9 mph NW	2.6 ft	9:15 am · 9:49 pm	ECMWF
Tue 10	Mainly clear	37 / 51 °F	18%	6 mph NNE	1.4 ft	9:52 am · 10:27 pm	ECMWF
Wed 11	Overcast	40 / 54 °F	18%	5 mph SSE	0.8 ft	10:29 am · 11:05 pm	ECMWF

Each hour comes from the best model for this spot: HRRR until Thursday 29 8:00 pm; then NBM until Sunday 8 9:00 pm; then ECMWF until Thursday 12 11:00 am; then GFS.

Each day comes from the best model covering this spot: regional ones first (HRRR and NBM in the U.S., AROME, ICON-EU), then ECMWF; day 16, NOAA GFS. Waves: Météo-France up to day 10, then ECMWF WAM, coarser and further offshore. High tides: our own tide calculation.

Today, every 3 hours

Time	12:00 am	3:00 am	6:00 am	9:00 am	12:00 pm	3:00 pm	6:00 pm	9:00 pm
Sky	Clear	Clear	Clear	Clear sky	Clear sky	Clear sky	Clear sky	Clear
Temperature	44°	46°	47°	50°	55°	55°	52°	52°
Chance of rain	0%	1%	1%	1%	0%	1%	1%	1%
Rain	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in
Wind (mph)	9 WSW	9 W	9 WSW	9 WSW	13 WSW	13 SW	12 SW	16 SW
Humidity	74%	75%	82%	86%	80%	75%	80%	94%
UV	0	0	0	0	3	2	0	0
Model	HRRR	HRRR	HRRR	HRRR	HRRR	HRRR	HRRR	NBM

Do the models agree?

Medium confidence

They broadly agree, but not quite on rain tomorrow: take it with some caution.

What 6 forecast models say for the next few days. The closer they are, the more reliable the forecast.

HighRainWind

Do the models agree? · High
High (°F)	Today	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3	Wed 4
ECMWF	57°	59°	48°	49°	57°	61°	62°
AIFS	56°	57°	50°	47°	55°	58°	59°
GFS	55°	56°	48°	51°	55°	52°	47°
ICON	56°	58°	51°	48°	57°	55°	46°
HRRR	55°	55°	—	—	—	—	—
NBM	57°	58°	49°	51°	56°	53°	54°
Confidence	high	high	high	high	high	medium	low

Do the models agree? · Rain
Rain	Today	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3	Wed 4
ECMWF	0	0.05 in	0	0	0	0	0
AIFS	0	0.07 in	0	0	0	0	0
GFS	0	0.14 in	0.02 in	0	0.01 in	0	0
ICON	0	0.01 in	0	0	0	0	0
HRRR	0	0	—	—	—	—	—
NBM	0	0.04 in	0	0	0	0	0.19 in
Confidence	high	medium	high	high	high	high	high

Do the models agree? · Wind
Wind (mph)	Today	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3	Wed 4
ECMWF	1529	1529	1432	1326	1127	816	1632
AIFS	14	14	15	14	11	12	16
GFS	1836	1937	1930	1422	1834	1122	610
ICON	1226	1226	1532	1125	1227	1532	410
HRRR	1532	1533	—	—	—	—	—
NBM	1624	1725	1723	1520	1623	913	1216
Confidence	high	high	high	high	high	high	medium

Chance of rain from the ensemble models

Model	Today	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3	Wed 4
ECMWF (51 scenarios)	0%	71%	4%	0%	4%	9%	27%
GFS (GEFS, 31 scenarios)	0%	54%	10%	0%	19%	29%	26%
NBM (NOAA)	1%	45%	0%	2%	6%	9%	19%
Thunderstorm (NBM)	0%	2%	2%	0%	1%	1%	1%

Each model's day runs midnight to midnight local time; models that reach fewer days are left blank. Rain: daily total. Wind: the day's highest average wind and, in small type, the strongest gust. Highlighted: values that stand out from the rest. The chance of rain comes from many runs of the same model with slightly different starting data.

Outlook

How the coming weeks and months compare with what is normal for the time of year. It is a trend, not a day-by-day forecast.

Next few weeks, compared with normal: a bit warmer, normal rain and a near-normal sea.

Next 6 weeks

When	TemperatureTemp.	Rain	Sea	Typical high / low
Nov 2 – Nov 8Nov 2–Nov 8	A bit above +1.4 °F	Normal	A bit below −1.1 °F	—
Nov 9 – Nov 15Nov 9–Nov 15	A bit above +0.9 °F	Normal	Normal 0.0 °F	—
Nov 16 – Nov 22Nov 16–Nov 22	A bit above +1.3 °F	Normal	A bit above +0.5 °F	48° / 45°
Nov 23 – Nov 29Nov 23–Nov 29	A bit above +1.8 °F	Normal	A bit above +0.9 °F	47° / 44°
Nov 30 – Dec 6Nov 30–Dec 6	A bit above +1.4 °F	Normal	A bit above +1.1 °F	45° / 42°

Coming months

When	TemperatureTemp.	Rain	Sea
November	A bit above +1.6 °F	Normal	—
December	Above +3.6 °F	Normal	—
January	Above +4.7 °F	Normal	—
February	Above +4.1 °F	Normal	—
March	Above +4.0 °F	Normal	—

Weeks: ECMWF 46-day (average of its scenarios), against the normal of the last 20 years for those dates. Months: ECMWF SEAS5. Rain: total against normal. The further ahead, the closer it gets to normal and the less detail it can give.

Shag Harbour climate by monthClimate by month

Normal weather for each month (1991–2020 averages)

The best time to visit Shag Harbour is from July to August: highs of 68 °F to 69 °F, about 8 rainy days a month and 7 hours of sunshine a day.

Hurricane season: from July to September, peaking in September. In the last 30 years (1996–2025), 10 tropical cyclones passed within 93 mi of Shag Harbour, about 3 every 10 years; 6 of them with hurricane-force winds (74 mph or more). The most recent: Dorian, in September 2019.

34° 21°

JanJ
34° 20°

FebF
39° 26°

MarM
48° 33°

AprA
57° 41°

MayM
64° 48°

JunJ
68° 52°

JulJ
69° 53°

AugA
67° 50°

SepS
58° 42°

OctO
49° 35°

NovN
40° 27°

DecD

Highs and lows
Monthly rainfall
Best time

Month	High	Low	Rain	Rainy daysDays	Sun (h/day)	Water	Waves	Cyclones
JanuaryJan	34°	21°	5.21 in	11	3.0	40°	4.7 ft	–
FebruaryFeb	34°	20°	4.39 in	10	4.3	36°	4.6 ft	–
MarchMar	39°	26°	4.89 in	10	5.6	36°	4.3 ft	–
AprilApr	48°	33°	4.52 in	10	5.4	38°	4.0 ft	–
MayMay	57°	41°	4.22 in	10	6.1	42°	3.1 ft	–
JuneJun	64°	48°	3.80 in	9	7.0	48°	2.9 ft	–
JulyJul	68°	52°	3.83 in	8	7.2	55°	2.7 ft	2
AugustAug	69°	53°	3.28 in	8	7.2	58°	2.6 ft	1
SeptemberSep	67°	50°	3.55 in	8	6.1	57°	3.1 ft	6
OctoberOct	58°	42°	4.52 in	9	4.3	55°	3.7 ft	1
NovemberNov	49°	35°	5.52 in	11	2.6	49°	4.2 ft	–
DecemberDec	40°	27°	6.04 in	12	2.2	44°	4.4 ft	–

Month	Water	Waves	Cyclones
Jan	40°	4.7 ft	–
Feb	36°	4.6 ft	–
Mar	36°	4.3 ft	–
Apr	38°	4.0 ft	–
May	42°	3.1 ft	–
Jun	48°	2.9 ft	–
Jul	55°	2.7 ft	2
Aug	58°	2.6 ft	1
Sep	57°	3.1 ft	6
Oct	55°	3.7 ft	1
Nov	49°	4.2 ft	–
Dec	44°	4.4 ft	–

Days: rainy days in the month. Sun: hours a day.

A normal year brings 53.77 in of rain on about 113 days and about 1,850 hours of sunshine.

Cyclones: how many tropical cyclones (tropical storms, hurricanes and typhoons) passed within 93 mi in each month from 1996 to 2025, according to IBTrACS (NOAA).

1991–2020 averages. Highs, lows and rainfall: TerraClimate; rainy days (0.04 in or more): NASA POWER (MERRA-2); sunshine hours: estimated from solar radiation; water: NOAA OISST; waves (average height): ERA5, 2011–2020. Normals are not a forecast: any given year can turn out very different. Sources and licenses

Temperature

Now45 °Ffeels like 38 °F

Tomorrow49 / 58 °F

It's 45 °F now (feels like 38 °F). Today, 44 °F to 55 °F; tomorrow, 49 °F to 58 °F.

Chance of rain

Today 1%
Fri 30 45% 0.04 in
Sat 31 0%
Sun 1 2%
Mon 2 6%
Tue 3 9%
Wed 4 19% 0.20 in

Today the chance of rain reaches 1%. The next day with likely rain is Friday 30: 45% and 0.04 in.

Recent rain: last 24 hours, 0.00 in; last 3 days, 0.00 in; last 7 days, 0.71 in.

Humidity and dew point

Humidity74%

Dew point37 °F

Humidity is 74% now and the dew point is 37 °F.

The dew point is the temperature at which the air becomes saturated: the higher it is, the heavier the air feels.

Visibility and fog

Now13 migood

Clouds0%

Visibility is good now (13 mi). No fog expected today.

UV index

Now0

Today's peak3low

Fri 30: 1 · Sat 31: 2 · Sun 1: 2

Index	Level	What to do
0–2	low	No special protection needed.
3–5	moderate	Hat, sunglasses and sunscreen around midday.
6–7	high	Sunscreen, hat and shade between 12 and 4 pm.
8–10	very high	Avoid the midday sun; reflection off the water adds to it.
11+	extreme	Avoid the sun between 11 am and 5 pm; protect yourself even if it is cloudy.

Reflection off water and sand adds radiation: protect yourself more on a boat or at the beach.

Barometric pressure

↗ Rising Anglers say fish bite less for a while
→ Steady Anglers expect normal activity
↘ Falling · now Anglers say fish feed more before the change

29.8030.0030.2030.40 29.83

Falling now (−0.06 inHg in 3 hours). Over the next 48 hours: −0.33 inHg. Falling pressure: anglers say fish feed more before the change. Fast changes, either way, tend to affect fishing.

Air and pollen

Air qualityFair · 25

Saharan dustNo

Previous days

The weather over the last 30 days, as the models analyzed it. Tap a day to see it hour by hour.

Day	Sky	Low / high	Rain	Max wind
Wed 28	Overcast	33 / 48 °F	0	8 mph WNW
Tue 27	Partly cloudy	37 / 57 °F	0	12 mph NNW
Mon 26	Overcast	46 / 59 °F	0	10 mph WSW
Sun 25	Clear sky	39 / 61 °F	0	8 mph W
Sat 24	Overcast	36 / 53 °F	0	9 mph NNW
Fri 23	Overcast	40 / 49 °F	0	19 mph N
Thu 22	Light rain	48 / 53 °F	0.71 in	17 mph NNE

Show all 30 days

Day	Sky	Low / high	Rain	Max wind
Wed 21	Overcast	44 / 60 °F	0	11 mph NE
Tue 20	Overcast	44 / 63 °F	0	10 mph NNE
Mon 19	Overcast	36 / 56 °F	0	8 mph E
Sun 18	Overcast	34 / 51 °F	0	12 mph NNW
Sat 17	Light rain	42 / 61 °F	0.19 in	16 mph NW
Fri 16	Light rain	40 / 61 °F	0.46 in	16 mph S
Thu 15	Overcast	44 / 55 °F	0	19 mph NW
Wed 14	Rain	48 / 62 °F	1.12 in	17 mph SSE
Tue 13	Light rain	45 / 52 °F	0.24 in	12 mph ENE
Mon 12	Rain	51 / 60 °F	0.50 in	11 mph N
Sun 11	Overcast	42 / 55 °F	0	11 mph WSW
Sat 10	Light drizzle	46 / 55 °F	0.02 in	15 mph WNW
Fri 9	Light drizzle	51 / 63 °F	0.01 in	14 mph W
Thu 8	Drizzle	54 / 67 °F	0.12 in	15 mph SSW
Wed 7	Clear sky	47 / 58 °F	0	10 mph WSW
Tue 6	Partly cloudy	50 / 55 °F	0	18 mph WNW
Mon 5	Heavy drizzle	54 / 65 °F	0.33 in	12 mph NW
Sun 4	Overcast	48 / 65 °F	0	12 mph E
Sat 3	Light drizzle	52 / 68 °F	0.01 in	9 mph NNW
Fri 2	Light drizzle	60 / 70 °F	0.02 in	13 mph SW
Thu 1	Light drizzle	55 / 64 °F	0.04 in	9 mph SW
Wed 30	Overcast	58 / 70 °F	0	6 mph NW
Tue 29	Drizzle	60 / 66 °F	0.25 in	7 mph SSE

These are the models at the start of each day (ECMWF and GFS; waves from Météo-France), not readings from a weather station: there can be differences at specific spots.

Questions about the weather in Shag HarbourQuestions

What's the weather like today in Shag Harbour?

Clear sky, from 44 °F to 55 °F, with a gentle breeze from the west (9 mph) and a 1% chance of rain.

Will it rain tomorrow in Shag Harbour?

On Friday 30 the chance of rain is 45% (0.04 in): light drizzle.

How warm will it be this week?

Between a low of 36 °F and a high of 58 °F; the warmest day, Friday 30.

What's the UV index today?

It reaches 3 (low). No special protection needed.

Is the pressure rising or falling?

It's 30.31 inHg and falling: −0.10 inHg over the last 24 hours.

When is the best time to visit Shag Harbour?

The best time to visit Shag Harbour is from July to August: highs of 68 °F to 69 °F, about 8 rainy days a month and 7 hours of sunshine a day.

What is the weather like in Shag Harbour in October?

In October, Shag Harbour normally sees highs of 58 °F and lows of 42 °F, with about 9 rainy days (4.52 in for the month) and 4 hours of sunshine a day. The sea is around 55 °F. These are 1991–2020 averages.

What are the warmest and wettest months in Shag Harbour?

The warmest is August, with average highs of 69 °F, and the coldest February, with lows of 20 °F. The wettest is December (6.04 in) and the driest, August.

When is hurricane season in Shag Harbour?

Hurricane season: from July to September, peaking in September. In the last 30 years (1996–2025), 10 tropical cyclones passed within 93 mi of Shag Harbour, about 3 every 10 years; 6 of them with hurricane-force winds (74 mph or more). The most recent: Dorian, in September 2019.

More about Shag Harbour today

Weather near Shag Harbour

Only places with a different forecast: spots a few miles apart share the same model cell and wouldn't add anything.

Learn more

Weather: Open-Meteo, CC BY 4.0, with the best model for each spot and lead time (NOAA HRRR and NBM in the U.S., Météo-France AROME, DWD ICON-EU, ECMWF IFS and NOAA GFS); ECMWF grid point 18 mi away. The comparison also uses ICON (DWD), AIFS (ECMWF) and ARPEGE (Météo-France). Outlook: ECMWF 46-day and SEAS5. Chance of rain from ensemble models (ECMWF, GEFS and NBM). UV, air quality and pollen: CAMS (Copernicus).

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 1:51 am (local time).

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